/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: jeanchang https://cdn.slidesharecdn.com/profile-photo-jeanchang-48x48.jpg?cb=1522916061 Two things fill the mind with ever new and increasing admiration and awe, the more often and earnestly I reflect upon them: the starry heavens above me and the moral law within me. ── Immanuel Kant